| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from __future__ import print_function |
| |
| from subprocess import Popen, PIPE, STDOUT |
| from shlex import split |
| |
| from Buffer import Buffer |
| |
| def run(cmd, quiet = False, abandon_output = True): |
| proc = Popen(split(cmd), stdout = PIPE, stderr = STDOUT) |
| buf = Buffer(abandon_output = abandon_output) |
| line = proc.stdout.readline() |
| while len(line): |
| buf.put(line) |
| if not quiet: |
| print(line, end = '') |
| line = proc.stdout.readline() |
| # Process could probably close the descriptor before exiting. |
| proc.wait() |
| if proc.returncode != 0: |
| raise Exception('Process exited with a non-zero return code. ' + |
| 'Last output of the program:\n\n' + |
| '---------- Start of exception log --\n' + |
| buf.get_short().strip() + |
| '\n---------- End of exception log --\n') |
| return buf.get_long() |